/Engine/Source/Runtime/Engine/Classes/Kismet/KismetSystemLibrary.h
Attempts to retrieve the value of the specified string console variable, if it exists.
The value if found, empty string otherwise.
static [FString](API\Runtime\Core\Containers\FString) GetConsoleVariableStringValue ( const [FString](API\Runtime\Core\Containers\FString) & VariableName )